diff --git a/build-constraints.yaml b/build-constraints.yaml
index 51c6dc5d..60d0f058 100644
--- a/build-constraints.yaml
+++ b/build-constraints.yaml
@@ -3892,6 +3892,10 @@ packages:
         - transformers-either < 0 # via exceptions-0.10.0
         - transformers-fix
 
+    "Dan Firth <dan.firth@homotopic.tech> @locallycompact":
+        - shake-plus
+        - within
+        
     "Domen Kozar <domen@enlambda.com> @domenkozar":
         - elm2nix
         - mixpanel-client